diff --git a/edge/examples/tutorials/basic-installation/index.html b/edge/examples/tutorials/basic-installation/index.html
index c9f71522..ba35b77b 100644
--- a/edge/examples/tutorials/basic-installation/index.html
+++ b/edge/examples/tutorials/basic-installation/index.html
@@ -1363,7 +1363,7 @@ ufw allow <span class="m">465</span>
 <p>Then don't forget to change the serial number and to restart the service.</p>
 </li>
 <li>
-<p>Get an SSL certificate from letsencrypt. I use <a href="https://github.com/docker-scripts/wsproxy">wsproxy</a> for managing SSL letsencrypt certificates of my domains:</p>
+<p>Get an SSL certificate from letsencrypt. I use <a href="https://gitlab.com/docker-scripts/wsproxy">wsproxy</a> for managing SSL letsencrypt certificates of my domains:</p>
 <div class="highlight"><pre><span></span><code><span class="nb">cd</span> /var/ds/wsproxy
 ds domains-add mail mail.example.org
 ds get-ssl-cert myemail@gmail.com mail.example.org --test
diff --git a/edge/sitemap.xml b/edge/sitemap.xml
index f688aaf7..41ae45f3 100644
--- a/edge/sitemap.xml
+++ b/edge/sitemap.xml
@@ -1,147 +1,147 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9"><url>
      <loc>https://docker-mailserver.github.io/docker-mailserver/edge/</loc>
-     <lastmod>2021-04-18</lastmod>
+     <lastmod>2021-04-23</lastmod>
      <changefreq>daily</changefreq>
     </url><url>
      <loc>https://docker-mailserver.github.io/docker-mailserver/edge/introduction/</loc>
-     <lastmod>2021-04-18</lastmod>
+     <lastmod>2021-04-23</lastmod>
      <changefreq>daily</changefreq>
     </url><url>
      <loc>https://docker-mailserver.github.io/docker-mailserver/edge/config/setup.sh/</loc>
-     <lastmod>2021-04-18</lastmod>
+     <lastmod>2021-04-23</lastmod>
      <changefreq>daily</changefreq>
     </url><url>
      <loc>https://docker-mailserver.github.io/docker-mailserver/edge/config/user-management/accounts/</loc>
-     <lastmod>2021-04-18</lastmod>
+     <lastmod>2021-04-23</lastmod>
      <changefreq>daily</changefreq>
     </url><url>
      <loc>https://docker-mailserver.github.io/docker-mailserver/edge/config/user-management/aliases/</loc>
-     <lastmod>2021-04-18</lastmod>
+     <lastmod>2021-04-23</lastmod>
      <changefreq>daily</changefreq>
     </url><url>
      <loc>https://docker-mailserver.github.io/docker-mailserver/edge/config/best-practices/dkim/</loc>
-     <lastmod>2021-04-18</lastmod>
+     <lastmod>2021-04-23</lastmod>
      <changefreq>daily</changefreq>
     </url><url>
      <loc>https://docker-mailserver.github.io/docker-mailserver/edge/config/best-practices/dmarc/</loc>
-     <lastmod>2021-04-18</lastmod>
+     <lastmod>2021-04-23</lastmod>
      <changefreq>daily</changefreq>
     </url><url>
      <loc>https://docker-mailserver.github.io/docker-mailserver/edge/config/best-practices/spf/</loc>
-     <lastmod>2021-04-18</lastmod>
+     <lastmod>2021-04-23</lastmod>
      <changefreq>daily</changefreq>
     </url><url>
      <loc>https://docker-mailserver.github.io/docker-mailserver/edge/config/best-practices/autodiscover/</loc>
-     <lastmod>2021-04-18</lastmod>
+     <lastmod>2021-04-23</lastmod>
      <changefreq>daily</changefreq>
     </url><url>
      <loc>https://docker-mailserver.github.io/docker-mailserver/edge/config/security/understanding-the-ports/</loc>
-     <lastmod>2021-04-18</lastmod>
+     <lastmod>2021-04-23</lastmod>
      <changefreq>daily</changefreq>
     </url><url>
      <loc>https://docker-mailserver.github.io/docker-mailserver/edge/config/security/ssl/</loc>
-     <lastmod>2021-04-18</lastmod>
+     <lastmod>2021-04-23</lastmod>
      <changefreq>daily</changefreq>
     </url><url>
      <loc>https://docker-mailserver.github.io/docker-mailserver/edge/config/security/fail2ban/</loc>
-     <lastmod>2021-04-18</lastmod>
+     <lastmod>2021-04-23</lastmod>
      <changefreq>daily</changefreq>
     </url><url>
      <loc>https://docker-mailserver.github.io/docker-mailserver/edge/config/security/mail_crypt/</loc>
-     <lastmod>2021-04-18</lastmod>
+     <lastmod>2021-04-23</lastmod>
      <changefreq>daily</changefreq>
     </url><url>
      <loc>https://docker-mailserver.github.io/docker-mailserver/edge/config/troubleshooting/debugging/</loc>
-     <lastmod>2021-04-18</lastmod>
+     <lastmod>2021-04-23</lastmod>
      <changefreq>daily</changefreq>
     </url><url>
      <loc>https://docker-mailserver.github.io/docker-mailserver/edge/config/pop3/</loc>
-     <lastmod>2021-04-18</lastmod>
+     <lastmod>2021-04-23</lastmod>
      <changefreq>daily</changefreq>
     </url><url>
      <loc>https://docker-mailserver.github.io/docker-mailserver/edge/config/advanced/optional-config/</loc>
-     <lastmod>2021-04-18</lastmod>
+     <lastmod>2021-04-23</lastmod>
      <changefreq>daily</changefreq>
     </url><url>
      <loc>https://docker-mailserver.github.io/docker-mailserver/edge/config/advanced/maintenance/update-and-cleanup/</loc>
-     <lastmod>2021-04-18</lastmod>
+     <lastmod>2021-04-23</lastmod>
      <changefreq>daily</changefreq>
     </url><url>
      <loc>https://docker-mailserver.github.io/docker-mailserver/edge/config/advanced/override-defaults/dovecot/</loc>
-     <lastmod>2021-04-18</lastmod>
+     <lastmod>2021-04-23</lastmod>
      <changefreq>daily</changefreq>
     </url><url>
      <loc>https://docker-mailserver.github.io/docker-mailserver/edge/config/advanced/override-defaults/postfix/</loc>
-     <lastmod>2021-04-18</lastmod>
+     <lastmod>2021-04-23</lastmod>
      <changefreq>daily</changefreq>
     </url><url>
      <loc>https://docker-mailserver.github.io/docker-mailserver/edge/config/advanced/override-defaults/user-patches/</loc>
-     <lastmod>2021-04-18</lastmod>
+     <lastmod>2021-04-23</lastmod>
      <changefreq>daily</changefreq>
     </url><url>
      <loc>https://docker-mailserver.github.io/docker-mailserver/edge/config/advanced/auth-ldap/</loc>
-     <lastmod>2021-04-18</lastmod>
+     <lastmod>2021-04-23</lastmod>
      <changefreq>daily</changefreq>
     </url><url>
      <loc>https://docker-mailserver.github.io/docker-mailserver/edge/config/advanced/mail-sieve/</loc>
-     <lastmod>2021-04-18</lastmod>
+     <lastmod>2021-04-23</lastmod>
      <changefreq>daily</changefreq>
     </url><url>
      <loc>https://docker-mailserver.github.io/docker-mailserver/edge/config/advanced/mail-fetchmail/</loc>
-     <lastmod>2021-04-18</lastmod>
+     <lastmod>2021-04-23</lastmod>
      <changefreq>daily</changefreq>
     </url><url>
      <loc>https://docker-mailserver.github.io/docker-mailserver/edge/config/advanced/mail-forwarding/relay-hosts/</loc>
-     <lastmod>2021-04-18</lastmod>
+     <lastmod>2021-04-23</lastmod>
      <changefreq>daily</changefreq>
     </url><url>
      <loc>https://docker-mailserver.github.io/docker-mailserver/edge/config/advanced/mail-forwarding/aws-ses/</loc>
-     <lastmod>2021-04-18</lastmod>
+     <lastmod>2021-04-23</lastmod>
      <changefreq>daily</changefreq>
     </url><url>
      <loc>https://docker-mailserver.github.io/docker-mailserver/edge/config/advanced/full-text-search/</loc>
-     <lastmod>2021-04-18</lastmod>
+     <lastmod>2021-04-23</lastmod>
      <changefreq>daily</changefreq>
     </url><url>
      <loc>https://docker-mailserver.github.io/docker-mailserver/edge/config/advanced/kubernetes/</loc>
-     <lastmod>2021-04-18</lastmod>
+     <lastmod>2021-04-23</lastmod>
      <changefreq>daily</changefreq>
     </url><url>
      <loc>https://docker-mailserver.github.io/docker-mailserver/edge/config/advanced/ipv6/</loc>
-     <lastmod>2021-04-18</lastmod>
+     <lastmod>2021-04-23</lastmod>
      <changefreq>daily</changefreq>
     </url><url>
      <loc>https://docker-mailserver.github.io/docker-mailserver/edge/examples/tutorials/basic-installation/</loc>
-     <lastmod>2021-04-18</lastmod>
+     <lastmod>2021-04-23</lastmod>
      <changefreq>daily</changefreq>
     </url><url>
      <loc>https://docker-mailserver.github.io/docker-mailserver/edge/examples/tutorials/mailserver-behind-proxy/</loc>
-     <lastmod>2021-04-18</lastmod>
+     <lastmod>2021-04-23</lastmod>
      <changefreq>daily</changefreq>
     </url><url>
      <loc>https://docker-mailserver.github.io/docker-mailserver/edge/examples/uses-cases/forward-only-mailserver-with-ldap-authentication/</loc>
-     <lastmod>2021-04-18</lastmod>
+     <lastmod>2021-04-23</lastmod>
      <changefreq>daily</changefreq>
     </url><url>
      <loc>https://docker-mailserver.github.io/docker-mailserver/edge/faq/</loc>
-     <lastmod>2021-04-18</lastmod>
+     <lastmod>2021-04-23</lastmod>
      <changefreq>daily</changefreq>
     </url><url>
      <loc>https://docker-mailserver.github.io/docker-mailserver/edge/contributing/issues-and-pull-requests/</loc>
-     <lastmod>2021-04-18</lastmod>
+     <lastmod>2021-04-23</lastmod>
      <changefreq>daily</changefreq>
     </url><url>
      <loc>https://docker-mailserver.github.io/docker-mailserver/edge/contributing/coding-style/</loc>
-     <lastmod>2021-04-18</lastmod>
+     <lastmod>2021-04-23</lastmod>
      <changefreq>daily</changefreq>
     </url><url>
      <loc>https://docker-mailserver.github.io/docker-mailserver/edge/contributing/tests/</loc>
-     <lastmod>2021-04-18</lastmod>
+     <lastmod>2021-04-23</lastmod>
      <changefreq>daily</changefreq>
     </url><url>
      <loc>https://docker-mailserver.github.io/docker-mailserver/edge/contributing/documentation/</loc>
-     <lastmod>2021-04-18</lastmod>
+     <lastmod>2021-04-23</lastmod>
      <changefreq>daily</changefreq>
     </url>
 </urlset>
\ No newline at end of file
diff --git a/edge/sitemap.xml.gz b/edge/sitemap.xml.gz
index d36ae9fd..01822a88 100644
Binary files a/edge/sitemap.xml.gz and b/edge/sitemap.xml.gz differ